What is the purpose of mlk's speech " i have a dream" cite specific textual evidence in your answer

According to my knowledge the main point of it was so the whites in the United States would give equality to the black people.

So the U.S grants the black people equality.

the correct answer is

the

third option. in the excerpt from "why equal pay is worth fighting

for" by senator elizabeth warren, she supports her point by noting:

"for middle-class families today, it usually takes two incomes to get by.”

warren supported barbara mikulski’s the paycheck fairness act to combat wage

discrimination, as it would to ensure “that salary differences have

something to do with the actual job that they are doing, and not just because

they are women”.